Home / 2,918,487.40-4,377,731.10-1,797,188.20

Finding the Fourth Proportional to 2,918,487.40, 4,377,731.10 and 1,797,188.20

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Solution

The fourth proportional to 2,918,487.40, 4,377,731.10 and 1,797,188.20 is: 2,695,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,487.40 : 4,377,731.10 = 1,797,188.20 : x
  2. Step 2: Convert to fraction form
    2,918,487.40/4,377,731.10 = 1,797,188.20/x
  3. Step 3: Cross multiply
    2,918,487.40x = 4,377,731.10 × 1,797,188.20
  4. Step 4: Simplify right side
    2,918,487.40x = 7,867,606,675,693.02
  5. Step 5: Solve for x
    x = 7,867,606,675,693.02/2,918,487.40
  6. Step 6: Final answer
    x = 2,695,782.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.